The brunette beauty, has branched out into acting in recent years, landing the lead in fantasy franchise The Mortal Instruments, and will now take on ambassadorial duties for the company.

Françoise Lehmann, general manager of Lancôme International, commented: "With her charm, gracefulness, modernity and lively wit, Lily Collins is the perfect embodiment of femininity according to Lancôme.

"And with her modelling experience (her career in front of the camera started when she was two) Collins is also a perfectly confident beauty muse for her tender age."

Lily is set to appear in ads promoting the French Ballerine collection starting in January.